{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "phishing", "trigger": true, "arguments": ["attacker", "victim", "trusted entity", "tool", "time", "damage amount", "attack pattern"]}, {"event_type": "patch vulnerability", "trigger": true, "arguments": ["patch", "issues addressed", "releaser", "vulnerability", "time", "common vulnerabilities and exposures", "vulnerable system", "supported platform"]}, {"event_type": "ransom", "trigger": true, "arguments": ["attack pattern", "victim", "attacker", "tool", "damage amount", "time", "payment method", "price", "place"]}, {"event_type": "data breach", "trigger": true, "arguments": ["victim", "attacker", "tool", "time", "attack pattern", "compromised data", "number of victim", "place"]}, {"event_type": "discover vulnerability", "trigger": true, "arguments": ["vulnerable system owner", "supported platform", "capabilities", "vulnerable system version", "common vulnerabilities and exposures", "vulnerable system", "vulnerability"]}], "input": "A short time later , a message flashed on a hospital computer screen , stating parts of the system would be held hostage until a ransom is paid ."}
{"phishing": [], "patch vulnerability": [], "ransom": [{"trigger": "a ransom is paid", "arguments": {"attack pattern": "be held hostage", "victim": "the system", "attacker": "NAN", "tool": "NAN", "damage amount": "NAN", "time": "NAN", "payment method": "NAN", "price": "NAN", "place": "NAN"}}], "data breach": [], "discover vulnerability": []}